1)Compatible for windows95/98/2000/xp/NT 2)Optical Mouse USB connector. 3)1200dpi cubage and weight is the normal mouse

Finger mouse;

1. Optical mouse  USB connector 2. 1200dpi cubage and weight is the normal mouse' 1/3 3. The mouse can work all over your body also you can type while you wear it, 3.Compatible for Windows95/98/2000/XP/NT 4.Human engineering designing, suitable for either right-handed or left-handed person. 

Finger Mouse